(n.) An amphibious animal of the genus Rana and related genera, of many species. Frogs swim rapidly, and take long leaps on land. Many of the species utter loud notes in the springtime.
(n.) The triangular prominence of the hoof, in the middle of the sole of the foot of the horse, and other animals; the fourchette.
(n.) A supporting plate having raised ribs that form continuations of the rails, to guide the wheels where one track branches from another or crosses it.
(n.) An oblong cloak button, covered with netted thread, and fastening into a loop instead of a button hole.
(n.) The loop of the scabbard of a bayonet or sword.
(v. t.) To ornament or fasten (a coat, etc.) with trogs. See Frog, n., 4.
Example Sentences:
(1) A spindle cell sarcoma appeared 20 months after implantation of a pellet of 3-methylcholanthrene in the denervated foreleg of an adult frog, Rana pipiens.
(2) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
(3) The actions of the polyvalent cationic dye Ruthenium Red and the enzyme neuraminidase were studied at the frog neuromuscular junction.
(4) The purpose of our study was to determine the effect of HVPC on edema formation in frogs.
(5) The content of unsaturated fatty acids in walleye pollock PRM is 1.4 times greater than in frog PRM.
(6) The concentration dependences of response of frog tongue to D-fructose, D-glucose, and sucrose were almost the same, D-galactose, however, elicited a much larger response in comparison with the other sugars in the whole range of concentrations examined.
(7) Interpreted in term of compartmental analysis, these observations suggest that a) the frog skin epithelium contains 2 separated but communicating compartments having different degrees of accessibility from outside; b) only that compartment filling at a fast rate (0.5 min) is involved in the transepithelial Na transport; c) the other one, filling at a rate of 4 to 7 min, is resplenished only under conditions where the basal pump system has a reduced activity.
(8) The mechanisms underlying the three types of Cd effects on the frog skin were discussed in relation to the Na, K-ATPase activity.
(9) The addition of the Ca2+ ionophore A23187 (1 microM) to the inside solution of the frog skin resulted in an approx.
(10) At a concentration of 10 microM, tetraamine 4 did not affect histamine and 5-hydroxytryptamine receptors of guinea pig ileum or alpha-adrenoreceptors of guinea pig atria whereas it inhibited postsynaptic alpha-adrenoreceptors of rat vas deferens with a -log K value of 5.23 and nicotinic receptors of frog rectus abdominis with an IC50 value of 0.23 microM.
(11) The authors studied the effects of varying Na+ and Ca++ concentrations and of replacing H2O with D2O in Ringer's solution upon the actions of general and local anesthetics on isolated frog sciatic nerves.
(12) Antibiotics, X-537A and A23187, were added in micromolar concentrations to selected bathing solutions of skinned frog muscle fibers, and they were shown to affect the production of tension in the skinned fibers.
(13) The influence of stretch and radial compression on the width of mechanically skinned fibers from the semitendinosus muscle of the frog (R. pipiens) was examined in relaxing solutions with high-power light microscopy.
(14) The aim of this study was to determine the frequency of occurrence of the phenomenon in skin and muscle capillaries in both young and mature frogs and to examine the ultrastructure of endothelial cells found in these capillaries.
(15) At I = 0.2 M, pH 7, and 15 degrees C, the inhibition constants for rabbit myofibrils are 0.17, 3, and 5 mM, respectively; the values for frog myofibrils at 0 degrees C are very similar, being 0.22, 1.5, and 2.5 mM.
(16) A detailed comparison of the interaction of beta-adrenergic receptors with adenylate cyclase stimulation and modification of this interaction by guanine nucleotides has been made in two model systems, the frog and turkey erythrocyte.
(17) Of these 34 antibodies, 33 recognized the rat receptor and 1 was shown to precipitate the receptors from mice, chickens, and frogs with high affinity.
(18) Such a heterogeneity in DNA content in the diploid part of HPR cell population could apparently suggest some differences in the nuclear chromatin arrangement to be always higher in spring before the frog spawning, and it seems to be characteristic of this type of cells.
(19) Isolated frog retinas kept receptor side-upward in a moist chamber without perfusion showed the well-known slow PIII generated by the potassium decrease around receptors.
(20) We now report that two synthetic diacylglycerols (DAG) replicate the stimulatory and inhibitory effects of TPA on frog skin.
Knitted
Definition:
() of Knit
Example Sentences:
(1) Eighty interposition mesocaval shunts, using a knitted Dacron large diameter prosthesis, have been performed during the past five and one-half years.
(2) Placement of impervious knitted Dacron velour aortic grafts in baboons reproduced platelet consumption that progressively normalized over six weeks postoperatively.
(3) One source said Coe's "knitting together" of cross-party political support to win the London Olympic bid puts him in a good light.
(4) The fabric protection factors (FPF) of 5 metal meshes, to simulate the weave pattern and yarn dimensions of typical fabrics, and 6 textiles with variable construction (woven and knitted), fibre type and dye were determined using a spectrophotometric assay and human skin testing.
(5) In contrast to the uncoated knitted prosthesis, which rapidly developed a layered neointima with complete neoendothelialization, only islands of neointima were found in albumin-coated grafts after 4 weeks.
(6) I inherited Ted-Fred from my mother, a one-eyed and wholly uncuddly pre-war sack of mange (the bear, not my mum), and I had briefly loved Albert, a brown knitted dog, although I have very little memory of him.
(7) This paper compares the healing of supported knitted Dacron prostheses implanted in the descending thoracic aorta and in the subcutaneous carotid-femoral positions in each of 10 dogs.
(8) ultralightweight; nine Wesolowski Weavenit; and seven DeBakey standard weight knitted.
(9) To establish the conditions for achieving immediate and complete endothelial cell coverage of the luminal surfaces of small-caliber (internal diameter:4 mm) vascular grafts in vitro, the attachment and spread of endothelial cells cultured from human umbilical veins to expanded polytetrafluoroethylene (PTFE) and knitted Dacron grafts was studied.
(10) To overcome these problems, the PEUG was modified to add mechanical strength by incorporating knitted polyester fibers.
(11) They say it is easier than knitting a scarf, the typical starter project for novices.
(12) Recently the triple-layered CX or controlled expansion cylinders were introduced, which consisted of a middle layer of expandable monofilament knitted polypropylene-like material sandwiched between 2 silicone layers.
(13) A host of activities are on offer, from barbecue or pizza parties to bar crawls, and guests are welcome to visit the community projects that Backpack sponsors, including vegetable gardens, knitting and football for kids.
(14) But they are, without argument, all “pulling in the same direction”, a tight-knit group unconcerned about the judgment of others.
(15) In the second trial 24 grafts without velours trimming (Cooley II, Meadox), 24 grafts manufactured by a new warp-knitting procedure without velours trimming (Protegraft 2000, B. Braun AG) and 24 identical grafts of B. Braun AG but with gelatine impregnation were evaluated.
(16) She was inseparable from her sister and had a close-knit group of friends.
(17) Mourinho’s pre-match utterances are generally best skimmed for the odd word not specifically dedicated to inflammatory falsehoods, but Chelsea’s manager was correct to offer some wary respect for the Football League’s champion club and here, lining up in a tightly knit 4-4-2, Leicester were sharp in the tackle early on, and pacy on the break throughout.
(18) During the first five years, 22 patients had either a 13 X 6.5 mm or a 14 X 7 mm knitted Dacron graft and served as historic controls for a second group of 20 others who had 14 X 7 mm grafts of expanded polytetrafluoroethylene (PTFE), during the last three years of the study.
(19) (“Get your tissues ready: It’s time for an emotional rollercoaster.”) His mum, Figen, he wrote on his feed , had told him she was having a bad day because she had taken a stall at a craft fair and no one had bought any of her knitted creations.
(20) Five pathogenic, coagulase-negative Staphylococcus epidermidis strains were used to measure the differential microbial adherence to ACD versus untreated velour-knitted Dacron (VKD) vascular prostheses.